Update app.py

app.py

@@ -140,12 +140,13 @@ def compare_answers(student_answer, teacher_answer):
     print(f"Sentence similarity: {sentence_similarity}")
     
     # Use a higher weight for BERT similarity
-    semantic_similarity = (0.80 * bert_similarity + 0.20 * sentence_similarity)
+    semantic_similarity = (0.60 * bert_similarity + 0.40 * sentence_similarity)
     print(f"Semantic similarity: {semantic_similarity}")
     
     # Apply grammar penalty
     grammar_penalty = penalize_for_grammar(student_answer)
     final_similarity = semantic_similarity * grammar_penalty
+    print(f"grammar penalty: {grammar_penalty}")
     print(f"Final similarity (after grammar penalty): {final_similarity}")
     
     return final_similarity